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प्रश्न
Draw a neat diagram to show the arrangement you would use to project a pure spectrum of white light on a screen.
उत्तर
The diagram is shown below:
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संबंधित प्रश्न
Why is the colour red used as a sign of danger?
Name three factors on which the deviation produced by a prism depends and state how does it depend on the factors stated by you.
In following figure shows a thin beam of white light from a source S striking on one face of a prism.
Complete the diagram to show effect of prism on the beam and to show what is seen on the screen.
If a monochromatic beam of light undergoes minimum deviation through an equiangular prism, how does the beam pass through the prism, with respect to its base?
Name the radiation of a wavelength longer than 8 × 10−7 m.
Comment on the statement: ‘When any ray of white light is incident on a glass prism, it simply disperses it into its seven constituent colours.
Which colour of white light travels slowest, in glass?
Write the approximate wavelength for red light.
The wavelengths for the light of red and blue colours are nearly 7·8 × 10-7 m and 4·8 × 10-7 m respectively.
Which colour has greater speed in glass?
